diff --git a/src/main/scala/resonantinduction/atomic/machine/reactor/TileReactorCell.scala b/src/main/scala/resonantinduction/atomic/machine/reactor/TileReactorCell.scala
index 750426eb0..9ccc712a2 100644
--- a/src/main/scala/resonantinduction/atomic/machine/reactor/TileReactorCell.scala
+++ b/src/main/scala/resonantinduction/atomic/machine/reactor/TileReactorCell.scala
@@ -61,6 +61,7 @@ class TileReactorCell extends TileInventory(Material.iron) with IMultiBlockStruc
   textureName = "machine"
   isOpaqueCube = false
   normalRender = false
+  maxSlots = 1
 
   override def onWorldJoin
   {